Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Operating activities:
Net (loss) income	$ (5,777)	$ 269
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Depreciation and amortization	5,110	4,396
Noncash rental revenue including straight-line rents	(724)	(983)
Stock-based compensation expense	503	273
Amortization of debt issuance costs	181	228
Gain on sales of equipment		(203)
Changes in assets and liabilities:
Other assets	1,531	1,051
Accounts payable and accrued liabilities	2,088	(225)
Deferred revenue	(52)	(600)
Other liabilities	826	(239)
Net cash provided by operating activities	3,686	3,967
Investing activities:
Acquisitions of land and buildings	(19,179)	(24,026)
Additions to real estate assets	(11,047)	(8,675)
Deposits on building and land acquisitions	500	(3,375)
Deferred leasing costs and other	(148)	(20)
Proceeds from sale of equipment, net of expenses		250
Net cash used in investing activities	(29,874)	(35,846)
Financing activities:
Dividends paid to stockholders	(1,835)	(1,629)
Principal payments on mortgage loans	(565)	(1,076)
Payment of debt issuance costs	(11)
Proceeds from construction loan		69
Net cash used in financing activities	(2,411)	(2,636)
Net decrease in cash and cash equivalents and restricted cash	(28,599)	(34,515)
Cash and cash equivalents and restricted cash at beginning of period	52,372	160,907
Cash and cash equivalents and restricted cash at end of period	$ 23,773	$ 126,392